Creation of image designating file and reproduction of image using same

Abstract

A technique for enabling scenario files and image files for supply to a scenario generating device to be created easily is provided. The scenario creating device creates a scenario file supplied to a scenario reproducing device capable of reproducing only image files of a predetermined format. The scenario creating device comprises: an input section including a pointing device; a display section; and a scenario creating section for creating the scenario file. The scenario creating section provides a display of an execution icon on the display screen for causing the scenario creating section to execute a process. When a file icon for a source file of a predetermined format including pagewise scenario information and image information is dragged and dropped on the execution icon by means of operation of the pointing device, a scenario file is created on the basis of the scenario information, and an image file of the predetermined format is generated on the basis of the image information.

1 . A projector for projecting and displaying images in accordance with a scenario file for pagewise sequential display of images, comprising: 
 a page image processor for reading out a source file and preparing page image data representing a pagewise image for projected display according to the scenario file stored in a memory;    an electro-optical device for forming image light in response to the page image data; and    a projection optical system for projecting image light obtained with the electro-optical device;    the page image processor preparing the page image data on the basis of the source files of multiple formats.    
   
   
       2 . The projector according to  claim 1 , further comprising: 
 a network interface section for connection to a network,    the page image processor reading out via the network interface section a source file stored in another external device connected to the network, in accordance with the scenario file.    
   
   
       3 . The projector according to  claim 1 , further comprising: 
 a scenario supplying device for supplying the scenario file to the memory.    
   
   
       4 . The projector according to  claim 3 , the scenario supplying device including: 
 an input section including a pointing device;    a display section;    a scenario supplying section for supplying the prepared scenario file to the memory; and    the scenario supplying section providing a display of an execution icon on the display section for causing the scenario supplying section to execute a process, and when a file icon for a scenario file is dragged and dropped on the execution icon by means of operation of the pointing device, the scenario supplying section supplying the scenario file to the memory.    
   
   
       5 . The projector according to  claim 4 , the scenario supplying device further including: 
 an operation information generator for detecting operation of the pointing device by a user and generating operation information on the basis of detection results; and    the operation information generator, upon supply of the scenario file to the memory by the scenario supplying section, providing a display of an operation information generation area which is used in generating operation information due to operation of the pointing device, the operation information generator generating the operation information due to operation of the pointing device only when a pointer image associated with the pointing device is displayed within the operation information generation area, and supplying the operation information to the page image processor;    the page image processor preparing the page image data according to the supplied scenario file, synthesizing the page image data and embellishment image data on the basis of the operation information, and superimposing an embellishment image represented by the embellishment image data on a predetermined location in a page image represented by the page image data.    
   
   
       6 . The projector according to  claim 3 , the page image processor automatically initiating processing according to the scenario file when the scenario file is supplied to the memory.  
   
   
       7 . A projector for projecting and displaying images, comprising: 
 a source file supplying device for supplying a source file including pagewise scenario information and image information;    a page image processor for reading out the source file supplied by the source file supplying device and stored in a memory, and preparing page image data representing a pagewise image represented by the image information in accordance with the scenario information;    an electro-optical device for forming image light in response to the page image data; and    a projection optical system for projecting image light obtained with the electro-optical device;    the source file supplying device including: 
 an input section including a pointing device;  
 a display section;  
 a source file supplying section for supplying the source file to the memory; and  
 the source file supplying section providing a display of an execution icon on the display section for causing the source file supplying section to execute a process, and when a file icon for the source file is dragged and dropped on the execution icon by means of operation of the pointing device, the source file supplying section supplying the source file to the memory.  
   
   
   
       8 . The projector according to  claim 7 , the source file supplying device further including: 
 an operation information generator for detecting operation of the pointing device by a user and generating operation information on the basis of detection results;    the operation information generator, upon supply of the source file to the memory by the source file supplying section, providing a display of an operation information generation area which is used in generating operation information due to operation of the pointing device, the operation information generator generating the operation information due to operation of the pointing device only when a pointer image associated with the pointing device is displayed within the operation information generation area, and supplying the operation information to the page image processor; and    the page image processor preparing the page image data using the supplied source file, synthesizing the page image data and embellishment image data on the basis of the operation information, and superimposing an embellishment image represented by the embellishment image data on a predetermined location in a page image represented by the page image data.    
   
   
       9 . The projector according to  claim 7 , the page image processor automatically initiating processing according to the scenario information of the source file when the source file is supplied to the memory.  
   
   
       10 . An image display system including a file server storing a data file, a projector, and a computer being interconnected via a network, 
 the computer including: 
 input means for inputting data and commands;  
 data file storage means for storing a data file for display by the projector;  
 transfer request determination means for determining whether a request for transfer of a desired data file from the data file storage means to the file server has occurred via the input means;  
 index file generating means for generating an index file that includes transfer destination information of the data file and has smaller file size than that of the data file, when it is determined that a transfer request for the data file has occurred; and  
 transferring means for transferring the data file and the index file to the file server and the projector, respectively;  
   the projector including: 
 index file storage means for receiving and storing the transferred index file;  
 decision screen generating means for generating a data file decision screen for deciding a data file desired to be displayed using an index file stored in the index file storage device;  
 transfer requesting means for indicating the file server on the basis of transfer destination information included in the index file associated with the data file decided via the data file decision screen, and requesting transfer of the data file; and  
 projection display means for receiving and projection displaying the transfer requested data file.  
   
   
   
       11 . The image display system according to  claim 10 , the transfer destination information including the transfer location and file name of the data file.  
   
   
       12 . The image display system according to  claim 10 , the index file including password information in addition to the transfer destination information.  
   
   
       13 . The image display system according to  claim 12 , the transfer requesting means of the projector further requesting entry of a password, and when the entered password matches the password information, requesting the file server for transfer of the decided data file.  
   
   
       14 . The image display system according to  claim 10 , the computer further including: 
 a display screen means for displaying a list of data files stored in the data file storage means and an icon for the projector, and    the transfer request determination means for determining that a transfer request has occurred, when the icon for the desired data file from the list of stored data files is dragged and dropped on the icon for the projector in the display screen of the display screen device.    
   
   
       15 . A method for transferring a data file generated by a computer, comprising: 
 deciding a data file for transfer;    determining whether a transfer request for the decided data file has occurred;    generating an index file that includes storage location information of the decided data file and has smaller file size than that of the data file, when it is determined that a transfer request for the decided data file has occurred;    transferring the decided data file to a storage device as a storage destination; and    transferring the index file to a projector.    
   
   
       16 . The method for transferring a data file according to  claim 15 , when drag and drop of an icon for the decided data file onto an icon for the storage device has occurred in a display screen of the computer, determining that a transfer request for the decided data file to the storage device has occurred.  
   
   
       17 . The method for transferring a data file according to  claim 15 , the index file including information relating to a password in addition to the storage location information.  
   
   
       18 . The method for transferring a data file according to  claim 15 , the storage device being arranged in a file server connected to the projector and the computer via a network.  
   
   
       19 . A method for displaying a data file in a projector on the basis of an index file that includes storage location information for the data file and has smaller file size than that of the data file, the method comprising: 
 deciding a data file desired to be displayed using the index file;    indicating the storage location of the decided data file on the basis of the corresponding index file;    requesting transfer of the decided data file to a storage destination having the indicated storage location; and    receiving and projection displaying the decided data file.    
   
   
       20 . The method for displaying a data file according to  claim 19 , when the index file contains password information, password entry is requested, and when the entered password matches the password information, transferring of the decided data file to a storage destination having the indicated storage location is requested.  
   
   
       21 . A projector for acquiring a data file for display via a network from a file server storing data files, comprising: 
 input means for inputting data and commands;    index file storage means for storing an index file that includes storage location information for the data file and has smaller file size than that of the data file;    selection screen generating means for generating a selection screen for a data file associated with the index file;    transfer requesting means for indicating the storage location of a selected data file using storage location information in the index file corresponding to the data file selected via the selection screen, and requesting transfer of the selected data file; and    projection display means for projection displaying of the selected data file acquired via the network.    
   
   
       22 . A device for transferring a data file via a network having connected projector and file server, comprising: 
 input means for inputting data and commands;    data file storage means for storing the data file;    transfer request determination means for determining if there has been input a transfer request for a desired data file among data files stored in the data file storage means via the input means;    reference file generating means for generating a reference file that includes storage location information for the desired data file and has smaller file size than that of the data file, when it is determined that a transfer request has been input; and    transferring means for transferring the desired data file and the reference file to the file server and the projector, respectively.    
   
   
       23 . The device for transferring a data file according to  claim 22 , further comprising: 
 a display screen means for displaying a list of data files stored in the data file storage means and an icon for the projector,    the transfer request determination means determining that a transfer request has occurred, when the icon for the desired data file from the list of stored data files is dragged and dropped on the icon for the projector in the display screen of the display screen device.    
   
   
       24 . A computer-readable storage medium storing a program executed on a computer, for transferring a data file generated by the computer, the program including: 
 a program for deciding a data file for transfer;    a program for determining whether a transfer request for the decided data file has occurred;    a program for generating an index file that includes storage location information of the decided data file and has smaller file size than that of the data file, when it is determined that a transfer request for the decided data file has occurred;    a program for transferring the decided data file to a storage device as a storage destination; and    a program for transferring the index file to a projector.    
   
   
       25 . A computer-readable storage medium storing a program for displaying in a projector a data file on the basis of an index file that includes storage location information for the data file and has smaller file size than that of the data file, the program including: 
 a program for deciding a data file desired to be displayed using the index file;    a program for deciding the storage location of the decided data file on the basis of the corresponding index file;    a program for requesting transfer of the decided data file to a storage destination having the decided storage location; and    a program for receiving and projection displaying the decided data file.